# # macro file for TestEm5.cc # /control/verbose 2 /run/verbose 1 # /testem/det/setAbsMat G4_WATER /testem/det/setAbsThick 10 um /testem/det/setAbsYZ 50 um # /testem/phys/addPhysics emstandard_opt4 /process/em/verbose 0 /process/em/printParameters # /run/setCut 1 km # /run/initialize # /testem/gun/setDefault /gun/particle proton /gun/energy 1 GeV # /run/beamOn 1000000 ************************************************************** Geant4 version Name: geant4-10-07-ref-02 (28-February-2021) ************************************************************** ======================== run summary ====================== The run was 1000000 proton of 1 GeV through 10 um of G4_WATER (density: 1 g/cm3 ) Total energy deposit in absorber per event = 2.207 keV +- 17.98 eV -----> Mean dE/dx = 2.207 MeV/cm (2.207 MeV*cm2/g) From formulas : restricted dEdx = 2.205 MeV/cm (2.205 MeV*cm2/g) full dEdx = 2.205 MeV/cm (2.205 MeV*cm2/g) Leakage : primary = 1000 MeV +- 17.98 eV secondaries = 0 eV +- 0 eV Energy balance : edep + eleak = 1 GeV Total track length (charged) in absorber per event = 10 um +- 0 fm Total track length (neutral) in absorber per event = 0 fm +- 0 fm Number of steps (charged) in absorber per event = 1 +- 0 Number of steps (neutral) in absorber per event = 0 +- 0 Number of secondaries per event : Gammas = 0; electrons = 0; positrons = 0 Number of events with the primary particle transmitted = 100 % Number of events with at least 1 particle transmitted (same charge as primary) = 100 % Number of events with the primary particle reflected = 0 % Number of events with at least 1 particle reflected (same charge as primary) = 0 % MultipleScattering: rms proj angle of transmit primary particle = 0.02451 mrad (central part only) computed theta0 (Highland formula) = 0.02901 mrad central part defined as +- 0.08702 mrad; Tail ratio = 2.449 %